.main_box{min-height: 100%; position: relative;}
.logobar{position: absolute; left: 0.3rem; top:0.3rem; width: 1rem; height: 0.58rem;}
.menu{position: absolute; right: 0.34rem; top:0.39rem; width:0.44rem; height: 0.4rem;}
.f1{background: url('../image/sellerCenter/bg.png') no-repeat; background-size:100% 100%; width: 100%; height: 13.34rem; overflow: hidden;}
.f1 a{display: block;  width: 3.1rem; height: 1.54rem; background: url(../image/sellerCenter/btn_Business-center.png) no-repeat; margin: 11.5rem auto 0 auto; background-size:100% 100% ;}
.f2 img{width: 100%; height: auto;}
